+ exec cinder-backup --config-file /etc/cinder/cinder.conf
simplejson unavailable, fall-back to standard python json
2026-05-06 13:10:47.805 1 INFO cinder.cmd.backup [-] Backup running in single process mode.
2026-05-06 13:10:48.072 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-backup objects version 1.39 as minimum service version.
2026-05-06 13:10:48.074 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-backup RPC version 2.4 as minimum service version.
2026-05-06 13:10:48.076 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-volume objects version 1.39 as minimum service version.
2026-05-06 13:10:48.077 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-volume RPC version 3.20 as minimum service version.
2026-05-06 13:10:48.079 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-scheduler objects version 1.39 as minimum service version.
2026-05-06 13:10:48.081 1 INFO cinder.rpc [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Automatically selected cinder-scheduler RPC version 3.12 as minimum service version.
2026-05-06 13:10:48.141 1 WARNING oslo_config.cfg [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated for removal (The auth_uri option is deprecated in favor of www_authenticate_uri and will be removed in the S  release.).  Its value may be silently ignored in the future.
2026-05-06 13:10:48.142 1 WARNING oslo_config.cfg [None req-4037630f-dfc8-4448-afff-b39f96a67408 - - - - - -] Deprecated: Option "auth_uri" from group "keystone_authtoken" is deprecated. Use option "www_authenticate_uri" from group "keystone_authtoken".
2026-05-06 13:10:48.151 1 INFO cinder.service [-] Starting cinder-backup node (version 27.0.1)
2026-05-06 13:10:48.174 1 INFO cinder.backup.manager [None req-e1112828-7587-4b0e-8c47-4f9951745435 - - - - - -] Cleaning up incomplete backup operations.
2026-05-06 13:10:48.236 1 INFO cinder.keymgr.migration [None req-fea5f631-25ad-48c4-8476-73cec4b1aeee - - - - - -] Not migrating encryption keys because the ConfKeyManager's fixed_key is not in use.